L431M3B Niko Semiconductor Co., Ltd., L431M3B Datasheet - Page 2

• Manufacturer Part Number: L431M3B
• Description: 2.5V low-voltage adjustable precision shunt regulator, tolerance 1%
• Manufacturer: Niko Semiconductor Co., Ltd.

NIKO-SEM
ABSOLUTE MAXIMUM RATINGS
Cathode Voltage (V
Cathode Current (I
ELECTRICAL SPECIFICATIONS
(Ambient temperature must be derated base on power dissipation and package thermal characteristics. The conditions are: V
I
RECOMMENDED CONDITIONS
K
Cathode-Anode Reverse Breakdown Voltage - V
Anode-Cathode Forward Current - I
Reference Input Current - I
Storage Temperature Range - T
Junction Temperature - T
Lead Temperature (Soldering, 10 Seconds) - T
Continuous Power at 25 °C - P
TO-92
SOIC-8
SOT-23
Reference Voltage
∆V
Ration of Change in V
Cathode Voltage
Reference Input Current
I
Min. I
Off State Leakage
Dynamic Output Impedance
= 10 mA unless otherwise stated)
REF
REF
Temp. Deviation
Parameter
K
with Temp.
PARAMETER
for Regulation
K
KA
)
)
REF
V
J
to
REF
REF
Rating
10 mA
2.5V Low-Voltage Adjustable
Precision Shunt Regulator
to 29V
T
T
T
V
10V to 30V
Over Temp.
V
f ≤ 1KHz, I
PARAMETER
D
STG
A
A
A
REF
REF
TEST CONDITIONS
= 25 °C, L431 (0.5%)
= 25 °C, L431 (1%)
= 25 °C, L431 (2%)
AK
= 0V, V
to 10V
K
= 1 to 70 mA
KA
2
Package
SOT-23
SOIC-8
= 30V
TO-92
L
TYPICAL THERMAL RESISTANCES
KA
160 °C/W
175 °C/W
575 °C/W 150 °C/W
2.482 2.495 2.507
2.470 2.495 2.520
2.445 2.495 2.550
MIN
-2.7
-2.0
θ
JA
TYP MAX
0.07
0.04
0.25
-1.0
-0.4
0.7
0.4
0.4
80 °C/W
45 °C/W
θ
250
0.2
0.3
1.2
0.5
JC
4
1
UNITS
mV/°C
mV/V
-65 to +150 °C
mA
µA
µA
nA
Ω
V
Typ. Derating
6.3 mW/°C
5.7 mW/°C
1.7 mW/°C
700 mW
650 mW
200 mW
VALUE
150 °C
300 °C
KA
70 mA
10 mA
JAN-08-Y02
30V
= V
CIRCUIT
REF
TEST
L431
1
1
2
2
2
1
3
1
and